Use a graphing calculator to approximate the vertex of the graph of the parabola defined by the following equation. y=x^2+x-4
a.
(-0.5, -4)
c.
(-0.5, -4.25)
b.
(0.5, -4.25)
d.
(0.5, -3.75)

Manny bought 12 pounds of vegetables at the supermarket. 75% of the vegetables were on sale. how many pounds of vegetables were not on sale? 98 points : )

Find the equation of a line that is perpendicular to line g that contains (p, q). coordinate plane with line g that passes through the points negative 3 comma 6 and 0 comma 5 3x − y = 3p − q 3x + y = q − 3p x − y = p − q x + y = q − p

Noel is hoping to make a profit (in $) on the school play and has determined the function describing the profit to be f(t) = 8t – 2654, where t is the number of tickets sold. what does the number 8 tell you?